722948259

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 1115718912

約数和(自身を除く): 392770653

約数列:

[1, 3, 11, 23, 33, 69, 121, 131, 253, 363, 393, 661, 759, 1441, 1983, 2783, 3013, 4323, 7271, 8349, 9039, 15203, 15851, 21813, 33143, 45609, 47553, 79981, 86591, 99429, 167233, 239943, 259773, 364573, 501699, 952501, 1093719, 1839563, 1991593, 2857503, 5518689, 5974779, 10477511, 21907523, 31432533, 65722569, 240982753, 722948259]

約数ペア:

[(1, 722948259), (3, 240982753), (11, 65722569), (23, 31432533), (33, 21907523), (69, 10477511), (121, 5974779), (131, 5518689), (253, 2857503), (363, 1991593), (393, 1839563), (661, 1093719), (759, 952501), (1441, 501699), (1983, 364573), (2783, 259773), (3013, 239943), (4323, 167233), (7271, 99429), (8349, 86591), (9039, 79981), (15203, 47553), (15851, 45609), (21813, 33143)]